Hair trimmer



FIG. 1 is a perspective view of a hair trimmer embodying my new design showing the left side and top view thereof;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a right side elevational view, thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof. 

CLAIM The ornamental design for a hair trimmer, as shown and described. 